The technology company asks the general contractor to lay gravel on the ground in the area between the warehouse and the fence. Which of the following situations best models the area that the gravel will cover? (Multiple answers) A = (6 x feet)(6 x feet) - (15 x feet)(8 x feet)
A = 84 x2 feet 2
A = (15 x feet)(8 x feet) - (6 x feet)(6 x feet)
None of the above.

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?